A dedicated tool such as a random orbital sander is great if you're going to use it often, but sanding with a drill attachment is great for one-off jobs.

To narrow down the list of potential orbital sanders for this guide, I limited my options to tools with five-inch sanding pads (the most common and, thus, most convenient sandpaper discs to ...

These tools can be used to prepare or finish materials like wood or metal. ... The orbital sander rotates the sanding pad in a circle, helping you soften uneven surfaces and round corners.